From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by ozlabs.org (Postfix) with SMTP id D7D92DDE23 for ; Fri, 28 Sep 2007 19:53:27 +1000 (EST) Content-Type: text/plain; charset="iso-8859-1" Date: Fri, 28 Sep 2007 11:53:26 +0200 From: "Gerhard Pircher" In-Reply-To: <18172.15699.359375.286439@cargo.ozlabs.ibm.com> Message-ID: <20070928095326.242700@gmx.net> MIME-Version: 1.0 References: <20070927191233.201980@gmx.net> <18172.15699.359375.286439@cargo.ozlabs.ibm.com> Subject: Re: 2.6.23-rc8 dies somewhere during boot!? To: Paul Mackerras Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , -------- Original-Nachricht -------- > Datum: Fri, 28 Sep 2007 09:31:31 +1000 > Von: Paul Mackerras > An: "Gerhard Pircher" > CC: linuxppc-dev@ozlabs.org > Betreff: Re: 2.6.23-rc8 dies somewhere during boot!? > You appear to have a working 16550-style serial port which the udbg > infrastructure sees. Thus you should be able to use xmon, talking to I couldn't get udbg running yet. Maybe i didn't specify a proper kernel boot argument. > it via the serial port. Put "xmon" on the kernel command line and the > kernel will drop into xmon early in the boot process (in setup_arch). > Then, either the kernel will oops at some point and drop into xmon, > and you can then inspect memory and registers and get a stack trace, > or it will hang at some point. If it hangs, you can work out where it > hangs by putting in breakpoints at various points and seeing which > breakpoints you get to (this might take several boots). Okay, I'll investigate it. Is there a documentation for xmon (Google wasn't really helpful in this case). Thanks! regards, Gerhard -- Der GMX SmartSurfer hilft bis zu 70% Ihrer Onlinekosten zu sparen! Ideal für Modem und ISDN: http://www.gmx.net/de/go/smartsurfer